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tzdata/check-version.sh
T

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#!/bin/bash
# Webpage URL
URL="https://data.iana.org/time-zones/releases/?C=M;O=D"
# Get version from URL
VERSION=$(curl -s -L "https://data.iana.org/time-zones/releases/?C=M;O=D" | grep -o -E 'tzdata([0-9]*)[a-z].tar.gz' | head -n1 | grep -o -E '([0-9]{4}[a-z])')
echo "$VERSION"